1. Fusion of two F-prime factors inEscherichia coli studied by electron microscope heteroduplex analysis

   • Sunil Palchaudhuri
   • Werner K. Maas
   • Eiichi Ohtsubo

   OriginalPaper Pages: 215 - 231

2. Genetic studies of the ribosomal proteins inEscherichia coli

   • R. Takata

   OriginalPaper Pages: 233 - 238

3. Isolation and characterization of ColE2 plasmid mutants unable to kill colicin-sensitive cells

   • Robert A. Hallewell
   • David J. Sherratt

   OriginalPaper Pages: 239 - 245

4. The location of the feedback-specific region within thePyrimidine-3 locus ofNeurospora crassa

   • Andrew J. Makoff
   • Alan Radford

   OriginalPaper Pages: 247 - 251

5. The molecular events involved in the induction of petite yeast mutants by fluorinated pyrimidines

   • Stephen G. Oliver
   • Donald H. Williamson

   OriginalPaper Pages: 253 - 259

6. The conditions required for the induction of petite yeast mutants by fluorinated pyrimidines

   • Stephen G. Oliver
   • Donald H. Williamson

   OriginalPaper Pages: 261 - 268

7. Cloning bacterial genes with plasmid λdv

   • Tsunehiro Mukai
   • Kenichi Matsubara
   • Yasuyuki Takagi

   OriginalPaper Pages: 269 - 274

8. Stability of “spacer” sequences of pre-ribosomal RNA inEscherichia coli

   • Yasunobu Kano
   • Lorenzo Silengo
   • Fumio Imamoto

   OriginalPaper Pages: 275 - 283

9. Mapping missense and nonsense mutations in genecI of bacteriophage lambda: Marker effects

   • M. Lieb

   OriginalPaper Pages: 285 - 290

10. λcI mutants: Intragenic complementation and complementation with acI promoter mutant

    • M. Lieb

    OriginalPaper Pages: 291 - 297

11. Heat-sensitive DNA-binding activity of thecI product of bacteriophage lambda

    • N. C. Mandal
    • M. Lieb

    OriginalPaper Pages: 299 - 302

12. A ribosomal RNA gene ofEscherichia coli (rrnD) on λ daroE specialized transducing phages

    • Poul Jørgensen

    OriginalPaper Pages: 303 - 307

13. Tissue specificity of nonhistone proteins from human chromatin

    • Mahmoud A. Dewair
    • Heinrich Matthaei

    OriginalPaper Pages: 309 - 312

14. Yeast cell-cycle mutantcdc21 is a temperature-sensitive thymidylate auxotroph

    • J. C. Game

    Short Communication Pages: 313 - 315

15. Amino acid replacement in the protein s5 from a spectinomycin resistant mutant ofBacillus subtilis

    • T. Itoh

    Erratum Pages: 317 - 317